// JavaScript Document

if (document.images) {

		aOn = new Image
		aOn.src = "i/music_nav_high.gif"
		bOn = new Image
		bOn.src = "i/writings_nav_high.gif"
		cOn = new Image
		cOn.src = "i/news_nav_high.gif"
		dOn = new Image
		dOn.src = "i/bio_nav_high.gif"
		eOn = new Image
		eOn.src = "i/store_nav_high.gif"
		fOn = new Image
		fOn.src = "i/smoking_nav_high.gif"
		gOn = new Image
		gOn.src = "i/presskit_nav_high.gif"
		hOn = new Image
		hOn.src = "i/contact_nav_high.gif"
		iOn = new Image
		iOn.src = "i/terms_footer_high.gif"
		jOn = new Image
		jOn.src = "i/privacy_footer_high.gif"
		kOn = new Image
		kOn.src = "i/rss_footer_high.gif"
		
		aOff = new Image
		aOff.src = "i/music_nav.gif"
		bOff = new Image
		bOff.src = "i/writings_nav.gif"
		cOff = new Image
		cOff.src = "i/news_nav.gif"
		dOff = new Image
		dOff.src = "i/bio_nav.gif"
		eOff = new Image
		eOff.src = "i/store_nav.gif"
		fOff = new Image
		fOff.src = "i/smoking_nav.gif"
		gOff = new Image
		gOff.src = "i/presskit_nav.gif"
		hOff = new Image
		hOff.src = "i/contact_nav.gif"
		iOff = new Image
		iOff.src = "i/terms_footer.gif"
		jOff = new Image
		jOff.src = "i/privacy_footer.gif"
		kOff = new Image
		kOff.src = "i/rss_footer.gif"
}

function chgImg(imgField,newImg) {
	if (document.images) {
		document[imgField].src= eval(newImg + ".src")
	}
}

function navselect(dropdown) {
var URL = dropdown.options[dropdown.selectedIndex].value;
if(URL != "") {
document.location.href=URL;
}
}




function isFilled(elm) {
    if (elm.value == "") 
    return false;
    else return true;
}

function isEmail(elm) {
    if (elm.value.indexOf("@") + "" != "-1" &&
        elm.value.indexOf(".") + "" != "-1" &&
        elm.value != "") 
    return true;
    else return false;
}


function isReady(form){    
	if (isFilled(form.fullname) == false) { 
    	alert("Please enter your name.");
    	form.fullname.focus();
    	return false;
    }
	
	if (isFilled(form.subject) == false) { 
    	alert("Please enter a Subject.");
    	form.subject.focus();
    	return false;
    }
	
	if (isEmail(form.email) == false) { 
    	alert("Please enter a valid email address.");
    	form.email.focus();
    	return false;
    }
		
	if (isFilled(form.comments) == false) { 
    	alert("Please enter your comments.");
    	form.comments.focus();
    	return false;
    }
	
	return true;
}

function clear_val(elm, text){
	if (elm.value == text){
		elm.value = "";
	}
}

function enter_val(elm, text){
	if (elm.value == ""){
		elm.value = text;
	}
}
function subEmail(){
	var thisEmail = document.subForm.email.value;
	var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(thisEmail)){
		var subURL = "http://www.gyroworldwide.com/mailer/mail.cgi?flavor=" + document.subForm.flavor.value + "&list=" + document.subForm.list.value + "&email=" + thisEmail;
		var winParams = "location=no,status=no,height=400,width=500,resizable=yes,left=5,top=5,screenX=5,screenY=5,scrollbars=yes";
		subpop =  window.open (subURL, 'subpop', winParams);
		document.subForm.email.value = "email address";
		subpop.focus();
	} else { 
		alert('Please enter a valid email address');
	}
	return false;
}